Useful tips for everyday
What does it mean when an RLC circuit is at resonance? Series Resonance The resonance of a series RLC circuit occurs when the inductive and…
Why is airplane mode mandatory? FCC regulations ban the use of cell phones on planes in order to “protect against radio interference to cell phone…
How to switch on a pnp / npn transistor? To switch on any transistor PNP/NPN, you need to forward bias the base emitter junction so…
How to make a function parameter null by default? I see two design choices for such a case, where a function parameter is optional: Make…
Are gravity batteries viable? It is anticipated that gravity battery systems will be able to quickly provide power during peak consumption which may allow them…
How do you go to a specific line number in Linux? To do this, press Esc , type the line number, and then press Shift-g…
How do you find the current across a resistor? So the current through any resistor can be found by dividing the voltage across that resistor…
Why does Apple keep saying my password is weak? Go to Settings > Passwords > Security Recommendations. If an account has a weak password, a…
How do I know if committed snapshot is read? To check the current state of Read-Committed Snapshot, open a query window and execute the following…
How do I disable my Mac mouse and keyboard? To turn off Mouse Keys, check the Off radio button in the Mouse Keys section of…